Marquise|Lab Grown|IGI

5.08ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG850678949

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850678949

Diamond specifications and retailer prices

From £1,519 GBP

$2,039 USD

As of November 1, 2026

Save £4,832 GBP (76%) vs most expensive(unlock to see where)

20 retailers carry this diamond

Most expensive: £8,972 GBP at Brilliant Earth · As of November 2, 2026

View at Brilliant Earth

About this 5.08ct lab-grown marquise diamond

This 5.08ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG850678949 or 850678949. Listed at 20 retailers as of October 31, 2026, with a 318% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.08

Carat

Colour

VVS1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34.6°

Pavilion angle40.4°

OriginLab Grown

Grading LabIGI

CertificateIGI LG850678949

Dimensions18.27 × 8.80 × 5.51 mm

L/W Ratio2.08

Girdle conditionFaceted

Cert comments

This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa

View IGI Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI LG850678949

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1

Current: £8,972 GBP|Low: £1,519 GBP|High: £8,972 GBP|Avg: £3,820 GBP

Brilliant Earth

Retailer 2

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Retailer 20

November 2, 2026

Retailer 14£1,519 GBP

Retailer 8£1,564 GBP

Retailer 3£1,620 GBP

Retailer 2£1,696 GBP

Retailer 20£1,744 GBP

Retailer 19£1,868 GBP

Retailer 13£2,227 GBP

Retailer 16£2,309 GBP

Retailer 11£2,329 GBP

Retailer 7£2,776 GBP

Retailer 4£3,036 GBP

Retailer 18£3,283 GBP

Retailer 10£3,350 GBP

Retailer 5£4,365 GBP

Retailer 15£4,626 GBP

Retailer 17£4,643 GBP

Retailer 12£5,674 GBP

Retailer 6£6,351 GBP

Retailer 9£7,871 GBP

Brilliant Earth£8,972 GBP

4 data points across 20 retailers

20 retailers£1,519 GBP to £6,351 GBP

B+

Cheapest Retailer

£1,519 GBP

$2,039 USD

B+

Retailer 2

£1,564 GBP

$2,099 USD

View

Final sale: no returns

B+

Retailer 3

£1,620 GBP

$2,174 USD

View

B+

Retailer 4

£1,696 GBP

View

B+

Retailer 5

£1,744 GBP

$2,340 USD

View

B+

Retailer 6

£1,868 GBP

$2,507 USD

View

B+

Retailer 7

£2,227 GBP

View

B+

Retailer 8

£2,309 GBP

$3,098 USD

View

B+

Retailer 9

£2,329 GBP

$3,126 USD

View

Retailer 10

£2,776 GBP

$3,725 USD

View

Retailer 11

£3,036 GBP

$4,074 USD

View

Retailer 12

£3,283 GBP

A$6,777 AUD

View

Retailer 13

£3,350 GBP

View

Retailer 14

£4,365 GBP

$5,858 USD

View

Retailer 15

£4,626 GBP

View

Retailer 16

£4,643 GBP

$6,231 USD

View

Retailer 17

£5,674 GBP

$7,614 USD

View

Retailer 18

£6,351 GBP

A$13,112 AUD

View

Retailer 19

£7,871 GBP

$10,563 USD

View

Price under review

Most Expensive

Brilliant Earth

22377602A · Nov 2

£8,972 GBP

$12,040 USD

View

Price under review

19 more retailers have this diamond

Prices start from £1,519 GBPSave up to £4,832 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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B+

5.08ct Marquise

£1,519 GBP